CVE-2019-15578
An information disclosure exists in < 12.3.2, < 12.2.6, and < 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE). The path of a private project, that used to be public, would be disclosed in the unsubscribe email link of issues and merge requests. Date published : 2020-01-27 https://about.gitlab.com/blog/2019/09/30/security-release-gitlab-12-dot-3-dot-2-released/